Water fountain



FIG. 1 is a Lower Perspective View, showing my new design;

FIG. 2 is an Upper Perspective View;

FIG. 3 is a Front Elevation View;

FIG. 4 is a Left Elevation View;

FIG. 5 is a Rear Elevation View;

FIG. 6 is a Right Elevation View;

FIG. 7 is a Top Plan View; and,

FIG. 8 is a Bottom Plan View.

The broken lines and areas within depict portions of the water fountain that form no part of the claimed design. 

CLAIM I claim the ornamental design for a water fountain, as shown and described. 